Frontend\Core\Engine\Block\Extra::getAction PHP Method

    public function getAction()
    {
        // no action specified?
        if ($this->action === null) {
            // get first parameter
            $actionParameter = $this->URL->getParameter(0);
            // unknown action and not provided in URL
            if ($actionParameter === null) {
                $this->setAction($this->config->getDefaultAction());
            } else {
                // action provided in the URL
                // loop possible actions
                $actionParameter = \SpoonFilter::toCamelCase($actionParameter);
                foreach ($this->config->getPossibleActions() as $actionName) {
                    // get action that should be passed as parameter
                    $actionURL = \SpoonFilter::toCamelCase(rawurlencode(FL::act(\SpoonFilter::toCamelCase($actionName))));
                    // the action is the requested one
                    if ($actionURL == $actionParameter) {
                        // set action
                        $this->setAction($actionName);
                        // stop the loop
                        break;
                    }
                }
            }
        }
        return $this->action;
    }